Forward RemoteOperations at the dispatcher level.
Update dev/cluster client to use data sources.
Set default cluster configuration name.
Merge branch 'master' of github.com:geotrellis/geotrellis into topic/distribute_data_sources
Minor README fixes.
Shutdown server in dev/cluster demo.
Include system name in Literal History objects.
Merge pull request #597 from joshmarcus/topic/distribute_data_sources

Data sources now properly distribute.